The Centers for Medicare and Medicaid Services (CMS) offers researchers and other health care professionals a broad range of quantitative information on their programs, from estimates of future Medicare and Medicaid spending to enrollment, spending, and claims data, and a broad range of consumer research to help its partners and staff. CMS also conducts demonstration projects to explore alternative...

The National Health Interview Survey is a cross-sectional household interview survey. Sampling and interviewing are continuous throughout each year. The sampling plan follows a multistage area probability design that permits the representative sampling of households and noninstitutional group quarters (e.g., college dormitories). NHIS addresses topics such as health status, use of health services,...

The Behavioral Risk Factor Surveillance System (BRFSS) is a collection of health-related telephone surveys distributed to United States residents aged 18 and older regarding their health-related risk behaviors, chronic health conditions, and use of preventive services. BRFSS collects data in all 50 states as well as the District of Columbia and three US territories about US residents regarding their...

The NYC Health and Nutritional Examination Survey (NYC HANES), modeled on the National Health and Nutrition Examination Survey (NHANES), is a population-based, cross-sectional study with data collected from physical examinations, clinical and laboratory tests, as well as face-to-face interviews and audio computer-assisted self-interviews (ACASI). It was first conducted in 2004 by the NYC Department...

The New York City Community Health Survey (CHS) is a telephone survey conducted annually by the DOHMH, Division of Epidemiology, Bureau of Epidemiology Services. CHS provides robust data on the health of New Yorkers, including neighborhood, borough, and citywide estimates on a broad range of chronic diseases and behavioral risk factors.

The National Longitudinal Study of Adolescent Health (Add Health) is a longitudinal study of a nationally representative sample of adolescents in grades 7-12 in the United States during the 1994-1995 school year. Add Health combines longitudinal survey data on respondents' social, economic, psychological and physical well-being with contextual data on the family, neighborhood, community, school, friendships,...

The United States Renal Data System (USRDS) is a national data system that collects, analyzes, and distributes information about end-stage renal disease (ESRD) in the United States. The USRDS is funded directly by the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK). USRDS staff collaborate with members of Centers for Medicare & Medicaid Services (CMS), the United Network for...

The Atherosclerosis Risk in Communities (ARIC) Study is a prospective longitudinal epidemiological study conducted in four communities: Forsyth County (North Carolina), Jackson (Mississippi), Minneapolis (Minnesota), and Washington County (Maryland). ARIC is designed to investigate the causes of atherosclerosis and its clinical outcomes, and variations in cardiovascular risk factors, medical care,...

The Women's Health Initiative (WHI) is a longitudinal national health study sponsored by the National Heart, Lung, and Blood Institute (NHLBI) that focuses on strategies for preventing heart disease, breast cancer, colorectal cancer, and osteoporotic fractures in postmenopausal women in the United States. The study includes data from 161,808 women aged 50-79 years old at the time of enrollment. Available...

The Nurses' Health Studies (NHS) are long-running, questionnaire-based studies on women's health. The study was initiated in 1976 with the NHS cohort. The initial studies focus on cancer, cardiovascular disease and risk factors for chronic health issues in women. The latest cohort, NH3, has been expanded to include both male and female registered nurses and nursing students. Survey and biospecimen...